Advertisements
Advertisements
प्रश्न
Long answer question.
Enlist the point of differences among DNA and RNA.
Advertisements
उत्तर
- DNA:
- It is the genetic material of the majority of the organisms.
- It is double-stranded.
- Deoxyribose sugar is present.
- Nitrogen bases like Adenine, Guanine, Cytosine, Thymine are present.
- Specific base pairing is observed.
- Total number of purines is equal to the total number of pyrimidine. Thus, the purine to pyrimidine ratio is 1:1.
- It is present in the nucleus.
- It is responsible for determining hereditary characters and for formation of RNA.
- RNA:
- It is a genetic material only of some viruses.
- It is single-stranded.
- Ribose sugar is present.
- Nitrogen bases like Adenine, Guanine, Cytosine, Uracil are present.
- Nitrogen bases do not form pairs.
- The amount of purine and pyrimidine may or may not be equal.
- It is present in the nucleus and cytoplasm.
- It takes part in protein synthesis.
APPEARS IN
संबंधित प्रश्न
Answer the following question.
How many types of polysaccharides you know?
Answer the following question.
What is reducing sugar?
Answer the following question.
Explain the secondary structure of a protein with examples.
Answer the following question.
Explain the induced fit model for the mode of enzyme action.
Answer the following question.
What is RNA? Enlist types of RNA.
Answer the following with reference to the following figure.
- Name the type of bond formed between two polypeptides.
- Which amino acid is involved in the formation of such bond?
- Amongst I, II, III and IV structural level of protein, which level of structure includes such bond?
Long answer question.
Describe classes of proteins with their importance.
Name the term that describes all the chemical reactions taking place in an organism.
Name the reagent used for testing for reducing sugar.
The most abundant molecule in cell is ______.
